Add custom HTTP configurations (#88)

docs/Basics.md

@@ -4,9 +4,9 @@ This guide is a brief overview of the basics of creating a HTTPure server.
 
 ## Creating a Server
 
-To create a server, use `HTTPure.serve` (no SSL) or `HTTPure.serve'` (SSL). Both
-of these functions take a port number, a router function, and an `Eff` that will
-run once the server has booted. The signature of the router function is:
+To create a server, use `HTTPure.serve` (no SSL) or `HTTPure.serveSecure` (SSL).
+Both of these functions take a port number, a router function, and an `Eff` that
+will run once the server has booted. The signature of the router function is:
 
 ```purescript
 forall e. HTTPure.Request -> HTTPure.ResponseM e
@@ -25,18 +25,33 @@ You can create an HTTPure server without SSL using `HTTPure.serve`:
 main = HTTPure.serve 8080 router $ Console.log "Server up"
 ```
 
+You can also create a server using a custom `HTTP.ListenOptions` `Record`:
+
+```purescript
+main = HTTPure.serve' customOptions router $ Console.log "Server up"
+```
+
 Most of the [examples](./Examples), besides [the SSL Example](./Examples/SSL),
 use this method to create the server.
 
 ## SSL
 
-You can create an SSL-enabled HTTPure server using `HTTPure.serve'`, which has
-the same signature as `HTTPure.serve` except that it additionally takes a path
-to a cert file and a path to a key file after the port number:
+You can create an SSL-enabled HTTPure server using `HTTPure.serveSecure`, which
+has the same signature as `HTTPure.serve` except that it additionally takes a
+path to a cert file and a path to a key file after the port number:
 
 ```purescript
 main =
-  HTTPure.serve 8080 "./Certificate.cer" "./Key.key" router $
+  HTTPure.serveSecure 8080 "./Certificate.cer" "./Key.key" router $
+    Console.log "Server up"
+```
+
+You can also create a server using a `HTTP.ListenOptions` and a `Options
+HTTPS.SSLOptions`:
+
+```purescript
+main =
+  HTTPure.serveSecure' customSSLOptions customOptions router $
     Console.log "Server up"
 ```
 

docs/Examples/SSL/Main.purs

@@ -27,7 +27,7 @@ sayHello _ = HTTPure.ok "hello world!"
 
 -- | Boot up the server
 main :: forall e. HTTPure.SecureServerM (console :: Console.CONSOLE | e)
-main = HTTPure.serve' port cert key sayHello do
+main = HTTPure.serveSecure port cert key sayHello do
   Console.log $ " ┌───────────────────────────────────────────┐"
   Console.log $ " │ Server now up on port " <> portS <> "                │"
   Console.log $ " │                                           │"

src/HTTPure.purs

@@ -88,4 +88,11 @@ import HTTPure.Response
   , notExtended, notExtended'
   , networkAuthenticationRequired, networkAuthenticationRequired'
   )
-import HTTPure.Server (SecureServerM, ServerM, serve, serve')
+import HTTPure.Server
+  ( SecureServerM
+  , ServerM
+  , serve
+  , serve'
+  , serveSecure
+  , serveSecure'
+  )

src/HTTPure/Server.purs

@@ -3,6 +3,8 @@ module HTTPure.Server
   , SecureServerM
   , serve
   , serve'
+  , serveSecure
+  , serveSecure'
   ) where
 
 import Prelude
@@ -11,7 +13,7 @@ import Control.Monad.Aff as Aff
 import Control.Monad.Eff as Eff
 import Control.Monad.Eff.Class as EffClass
 import Data.Maybe as Maybe
-import Data.Options ((:=))
+import Data.Options ((:=), Options)
 import Node.Encoding as Encoding
 import Node.FS as FS
 import Node.FS.Sync as FSSync
@@ -48,12 +50,12 @@ handleRequest router request response =
 -- | Given a `ListenOptions` object, a function mapping `Request` to
 -- | `ResponseM`, and a `ServerM` containing effects to run on boot, creates and
 -- | runs a HTTPure server without SSL.
-bootHTTP :: forall e.
-            HTTP.ListenOptions ->
-            (Request.Request -> Response.ResponseM e) ->
-            ServerM e ->
-            ServerM e
-bootHTTP options router onStarted =
+serve' :: forall e.
+          HTTP.ListenOptions ->
+          (Request.Request -> Response.ResponseM e) ->
+          ServerM e ->
+          ServerM e
+serve' options router onStarted =
   HTTP.createServer (handleRequest router) >>= \server ->
     HTTP.listen server options onStarted
 
@@ -61,22 +63,15 @@ bootHTTP options router onStarted =
 -- | key file, a function mapping `Request` to `ResponseM`, and a
 -- | `SecureServerM` containing effects to run on boot, creates and runs a
 -- | HTTPure server with SSL.
-bootHTTPS :: forall e.
-             HTTP.ListenOptions ->
-             String ->
-             String ->
-             (Request.Request -> Response.ResponseM  (fs :: FS.FS | e)) ->
-             SecureServerM e ->
-             SecureServerM e
-bootHTTPS options cert key router onStarted = do
-  cert' <- FSSync.readTextFile Encoding.UTF8 cert
-  key' <- FSSync.readTextFile Encoding.UTF8 key
-  server <- HTTPS.createServer (sslOpts key' cert') (handleRequest router)
-  HTTP.listen server options onStarted
-  where
-    sslOpts key' cert' =
-      HTTPS.key  := HTTPS.keyString  key' <>
-      HTTPS.cert := HTTPS.certString cert'
+serveSecure' :: forall e.
+                Options HTTPS.SSLOptions ->
+                HTTP.ListenOptions ->
+                (Request.Request -> Response.ResponseM  (fs :: FS.FS | e)) ->
+                SecureServerM e ->
+                SecureServerM e
+serveSecure' sslOptions options router onStarted =
+  HTTPS.createServer sslOptions (handleRequest router) >>= \server ->
+    HTTP.listen server options onStarted
 
 -- | Given a port number, return a `HTTP.ListenOptions` `Record`.
 listenOptions :: Int -> HTTP.ListenOptions
@@ -96,7 +91,7 @@ serve :: forall e.
          (Request.Request -> Response.ResponseM e) ->
          ServerM e ->
          ServerM e
-serve = bootHTTP <<< listenOptions
+serve = serve' <<< listenOptions
 
 -- | Create and start an SSL server. This method is the same as `serve`, but
 -- | takes additional SSL arguments.  The arguments in order are:
@@ -105,11 +100,18 @@ serve = bootHTTP <<< listenOptions
 -- | 3. A path to a private key file
 -- | 4. A handler method which maps `Request` to `ResponseM`
 -- | 5. A callback to call when the server is up
-serve' :: forall e.
-          Int ->
-          String ->
-          String ->
-          (Request.Request -> Response.ResponseM (fs :: FS.FS | e)) ->
-          SecureServerM e ->
-          SecureServerM e
-serve' = bootHTTPS <<< listenOptions
+serveSecure :: forall e.
+               Int ->
+               String ->
+               String ->
+               (Request.Request -> Response.ResponseM (fs :: FS.FS | e)) ->
+               SecureServerM e ->
+               SecureServerM e
+serveSecure port cert key router onStarted = do
+  cert' <- FSSync.readTextFile Encoding.UTF8 cert
+  key' <- FSSync.readTextFile Encoding.UTF8 key
+  serveSecure' (sslOpts key' cert') (listenOptions port) router onStarted
+  where
+    sslOpts key' cert' =
+      HTTPS.key  := HTTPS.keyString  key' <>
+      HTTPS.cert := HTTPS.certString cert'

test/Test/HTTPure/ServerSpec.purs

@@ -3,8 +3,13 @@ module Test.HTTPure.ServerSpec where
 import Prelude
 
 import Control.Monad.Eff.Class as EffClass
+import Data.Maybe as Maybe
+import Data.Options ((:=))
 import Data.String as String
 import Data.StrMap as StrMap
+import Node.Encoding as Encoding
+import Node.HTTP.Secure as HTTPS
+import Node.FS.Sync as FSSync
 import Test.Spec as Spec
 import Test.Spec.Assertions.Aff as AffAssertions
 
@@ -26,21 +31,50 @@ serveSpec = Spec.describe "serve" do
     out ?= "/test"
 
 serve'Spec :: TestHelpers.Test
-serve'Spec = Spec.describe "serve" do
+serve'Spec = Spec.describe "serve'" do
+  Spec.it "boots a server with the given options" do
+    EffClass.liftEff $ Server.serve' options mockRouter $ pure unit
+    out <- TestHelpers.get 7902 StrMap.empty "/test"
+    out ?= "/test"
+  where
+    options = { hostname: "localhost", port: 7902, backlog: Maybe.Nothing }
+
+serveSecureSpec :: TestHelpers.Test
+serveSecureSpec = Spec.describe "serveSecure" do
   Spec.describe "with valid key and cert files" do
     Spec.it "boots a server on the given port" do
-      EffClass.liftEff $ Server.serve' 7902 cert key mockRouter $ pure unit
-      out <- TestHelpers.get' 7902 StrMap.empty "/test"
+      EffClass.liftEff $ Server.serveSecure 7903 cert key mockRouter $ pure unit
+      out <- TestHelpers.get' 7903 StrMap.empty "/test"
       out ?= "/test"
   Spec.describe "with invalid key and cert files" do
     Spec.it "throws" do
       AffAssertions.expectError do
-        EffClass.liftEff $ Server.serve' 7903 "" "" mockRouter $ pure unit
+        EffClass.liftEff $ Server.serveSecure 7904 "" "" mockRouter $ pure unit
   where
     cert = "./test/Mocks/Certificate.cer"
     key = "./test/Mocks/Key.key"
 
+serveSecure'Spec :: TestHelpers.Test
+serveSecure'Spec = Spec.describe "serveSecure'" do
+  Spec.describe "with valid key and cert files" do
+    Spec.it "boots a server on the given port" do
+      sslOpts <- EffClass.liftEff $ sslOptions
+      EffClass.liftEff $
+        Server.serveSecure' sslOpts (options 7905) mockRouter $ pure unit
+      out <- TestHelpers.get' 7905 StrMap.empty "/test"
+      out ?= "/test"
+  where
+    options port = { hostname: "localhost", port, backlog: Maybe.Nothing }
+    sslOptions = do
+      cert <- FSSync.readTextFile Encoding.UTF8 "./test/Mocks/Certificate.cer"
+      key <- FSSync.readTextFile Encoding.UTF8 "./test/Mocks/Key.key"
+      pure $
+        HTTPS.key  := HTTPS.keyString  key <>
+        HTTPS.cert := HTTPS.certString cert
+
 serverSpec :: TestHelpers.Test
 serverSpec = Spec.describe "Server" do
   serveSpec
   serve'Spec
+  serveSecureSpec
+  serveSecure'Spec